| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a nozzle for foreign matter removal device in a track branch section which can significantly reduce the noise occurred while maintaining the pressure at the time of injecting compressed-air. <P>SOLUTION: A nozzle 200 of a foreign matter removal device 300 in a track branch section 500 in accordance with this invention is installed to face a wing rail 504 in the track branch section 500 and removes the foreign matter falling between the wing rails 504 by injecting compressed-air PA. The nozzle 200 comprises a truncated conical shape 201 arranged on the front side of a crossing part C intersected by the wing rail 504, a slit 230 which is installed to inject compressed-air PA to the rear side of the crossing part C and which is formed on the side face of the truncated conical shape 201, and a guide 210 which guides compressed-air PA to the slit 230 by passing it inside from an introduction port 141. <P>COPYRIGHT: (C)2013,JPO&INPIT |
